The store bought a basketball hoop for $250 and sold it for $450. What percentage was the mark up?

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m

Which linear inequality is represented by the graph?